Square-D KA36070 70A 3 Pole Thermal Magnetic MCCB – Plug-In Mount – 600V AC/DC

The Square-D KA36070 molded case circuit breaker is designed to provide dependable circuit protection for industrial and commercial electrical distribution systems. Built on the KA I-Line frame platform, this breaker features a thermal magnetic non-interchangeable trip unit that delivers reliable overload and short-circuit protection. Rated at 70 amperes with a 3-pole configuration, it supports both AC and DC applications with interrupting capacities up to 42 kA at 240 VAC and 10 kA at 250 VDC. Its plug-in mounting design allows for efficient installation and maintenance in panelboard and switchgear applications.

Product Specification

• Manufacturer: Square-D
• Model: KA36070
• Frame Type: KA (I-Line)
• Rated Current (Amperage): 70A at 40°C
• Number of Poles: 3
• Mounting Type: Plug-In
• Trip Unit Type: Thermal Magnetic Non-Interchangeable
• Trip Setting: 350–700
• Connection Type: Load End Terminals Standard
• Application: Industrial and Commercial Power Distribution

Technical Specification

• Interrupting Capacity:
  • 42 kA @ 240 VAC
  • 25 kA @ 480 VAC
  • 22 kA @ 600 VAC
  • 10 kA @ 250 VDC
• Protection Type: Overload and Short Circuit Protection
• Operating Mechanism: Thermal Magnetic Trip System
• Lug Type: Standard Load End
• Installation Design: I-Line Plug-In Configuration
• Performance Category: Standard Industrial Duty

Voltage and Ratings

• Rated Operational Voltage: 240 / 480 / 600 VAC
• DC Voltage Rating: 250 VDC
• Maximum Voltage Rating: 600 VAC
• Frequency: 50/60 Hz
• Short Circuit Breaking Capacity: Up to 42 kA

Product Data

• Frame Size: K Frame
• Connection Type: Plug-In
• Terminal Type: Load End Standard Lugs
• Installation Type: Panelboard / Switchgear Mounting
• Configuration: 3 Pole MCCB
• Warranty: 1 Year (Applicable for new and certified reconditioned products)

Important Note

This product image is for identification purposes only and may represent a base model. Actual breaker configuration may vary depending on installed accessories or application requirements. Accessories purchased with the breaker can be factory-installed at no additional cost when configuration details are provided during checkout.